Now these photos have been released of Chris' recent visit to a children's hospital and our hearts have well and truly melted!

Taking a tour of Our Lady of the Lake Children's Hospital in the US, the star took time to teach the kids some important skills - like how to train velociraptors, before giving out toys and signing posters.

A father himself, Chris is all too aware how hard it can be to have a child in hospital.

In 2012, the star's son with Anna Farris, Jack, was born almost three months premature and spent time in neonatal intensive care.

With Jack now almost three and thriving it's great to see Chris giving back!

Photos: Our Lady of the Lake Children's Hospital Facebook

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